Chromecast Ultra is a great 4K TV streamer, but you almost certainly shouldn't buy it – yet

Chromecast Ultra: Cheap and beautifully easy to use, but currently the Chromecast Ultra is largely redundant

Reasonably priced; Optional Ethernet connectivity

Must be plugged into the mains; No support for Amazon Video

If you have a 4K TV and a Netflix subscription, the Chromecast Ultra is worth the £69 asking price. The fact it is so easy to use and works best with the Google Home app means you can easily throw it in a bag and use it on different TVs wherever you are, as your phone or tablet carries your...

Google released a new version of the Chromecast streaming device called Google Chromecast Ultra. They added support for 4K video and wired networking, but they

Upgraded from the original Chromecast to this model for it's 4K capability, which works well, but overall, the device is much faster to load and also has the option of plugging in to a LAN port Overall, an easy to use, functional streaming device.

Google's latest Chromecast dongle comes in at twice the cost of its predecessor. But for that price, it supports 4K video, and high dynamic range video. Using your phone as a remote control, it can wirelessly stream the best quality video possible from Netflix, YouTube, Stan and a host of other...

The 2015 update streamlined the design, increased the selection of apps, and gave us faster speeds, making it even better value at ￡30.

4K HDR support; Intuitive and easy to use; Fast and stable streaming; Plenty of content

Lacks Amazon Video app; Lip-syncing issues; Needs constant mains power; Double the price of the standard one

The first Chromecast was an important product for Google. It came at the perfect time, when TV-based apps were still in their infancy, with TVs operating systems generally being a bit of a mess.

4K and HDR compatible; Casting is easy; Easy to set up

No Amazon Video; Mains adaptor mandatory; Expensive for what it is

Simple to set up ; Effortless 4K streaming; Casting Chrome tabs to a TV is handy;

Most TVs have in-built 4K streaming; Missing Amazon Instant Video; Expensive;

Casting, Google Cast or Chromecast represents one of the greatest steps in recent consumer technology. The ability to fling content from a phone or mobile device to a big-screen TV and control it from the palm of your hand is simple, but great.

Ultra HD; HDR and Dolby Vision support; Ethernet connection; simple; fast; easy to use; affordable

Your smart TV probably offers all these features already; needs a consistent method for confirming the quality you're viewing